forked from ariadne/pkgconf
105 lines
2.9 KiB
C
105 lines
2.9 KiB
C
/*
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* parse.c
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* Parser for .pc file.
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*
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* Copyright (c) 2011, 2012 William Pitcock <nenolod@dereferenced.org>.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "pkg.h"
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#include "bsdstubs.h"
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/*
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* parse_file(filename)
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*
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* Parse a .pc file into a pkg_t object structure.
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*/
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pkg_t *
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pkg_new_from_file(const char *filename, FILE *f)
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{
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pkg_t *pkg;
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char readbuf[BUFSIZ];
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pkg = calloc(sizeof(pkg_t), 1);
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pkg->filename = strdup(filename);
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while (pkg_fgetline(readbuf, BUFSIZ, f) != NULL)
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{
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char op, *p, *key = NULL, *value = NULL;
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readbuf[strlen(readbuf) - 1] = '\0';
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p = readbuf;
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while (*p && (isalpha(*p) || isdigit(*p) || *p == '_' || *p == '.'))
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p++;
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key = strndup(readbuf, p - readbuf);
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if (!isalpha(*key) && !isdigit(*p))
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goto cleanup;
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while (*p && isspace(*p))
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p++;
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op = *p++;
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while (*p && isspace(*p))
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p++;
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value = strdup(p);
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switch (op)
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{
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case ':':
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if (!strcasecmp(key, "Name"))
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pkg->realname = pkg_tuple_parse(pkg->vars, value);
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else if (!strcasecmp(key, "Description"))
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pkg->description = pkg_tuple_parse(pkg->vars, value);
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else if (!strcasecmp(key, "Version"))
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pkg->version = pkg_tuple_parse(pkg->vars, value);
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else if (!strcasecmp(key, "CFLAGS"))
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pkg->cflags = pkg_fragment_parse(pkg->cflags, pkg->vars, value);
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else if (!strcasecmp(key, "LIBS"))
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pkg->libs = pkg_fragment_parse(pkg->libs, pkg->vars, value);
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else if (!strcasecmp(key, "LIBS.private"))
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pkg->libs_private = pkg_fragment_parse(pkg->libs_private, pkg->vars, value);
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else if (!strcasecmp(key, "Requires"))
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pkg->requires = pkg_dependency_parse(pkg, value);
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else if (!strcasecmp(key, "Requires.private"))
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pkg->requires_private = pkg_dependency_parse(pkg, value);
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else if (!strcasecmp(key, "Conflicts"))
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pkg->conflicts = pkg_dependency_parse(pkg, value);
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break;
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case '=':
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pkg->vars = pkg_tuple_add(pkg->vars, key, value);
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break;
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default:
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break;
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}
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cleanup:
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if (key)
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free(key);
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if (value)
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free(value);
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}
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fclose(f);
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return pkg;
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}
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