diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/build.c | 22 | ||||
| -rw-r--r-- | src/redo.c | 1 |
2 files changed, 14 insertions, 9 deletions
diff --git a/src/build.c b/src/build.c index 4629b4e..25701a6 100644 --- a/src/build.c +++ b/src/build.c @@ -38,6 +38,7 @@ static void write_dep_hash(const char *target); static bool dependencies_changed(char buf[], size_t read); +/* Build given target, using it's do-file. */ int build_target(const char *target) { assert(target); @@ -148,7 +149,7 @@ int build_target(const char *target) { } /* Read and parse shebang and return an argv-like pointer array containing the - arguments. If no valid shebang could be found, assume "/bin/sh -e" instead */ + arguments. If no valid shebang could be found, assume "/bin/sh -e" instead. */ static char **parse_shebang(char *target, char *dofile, char *temp_output) { FILE *fp = fopen(dofile, "rb+"); if (!fp) @@ -182,7 +183,7 @@ static char **parse_shebang(char *target, char *dofile, char *temp_output) { return argv; } -/* Returns the right do-file for target */ +/* Returns the right do-file for target. */ static char *get_do_file(const char *target) { assert(target); /* target + ".do" */ @@ -208,7 +209,7 @@ static char *get_do_file(const char *target) { /* Breaks cmd at spaces and stores a pointer to each argument in the returned array. The index i is incremented to point to the next free pointer. The - returned array is guaranteed to have at least keep_free entries left */ + returned array is guaranteed to have at least keep_free entries left. */ static char **parsecmd(char *cmd, size_t *i, size_t keep_free) { assert(cmd); size_t argv_len = 16; @@ -244,7 +245,7 @@ static char **parsecmd(char *cmd, size_t *i, size_t keep_free) { } /* Custom version of realpath that doesn't fail if the last part of path - doesn't exit and allocates memory for the result itself */ + doesn't exist and allocates memory for the result itself. */ static char *xrealpath(const char *path) { char *dirc = safe_strdup(path); char *dname = dirname(dirc); @@ -258,7 +259,7 @@ static char *xrealpath(const char *path) { return abstarget; } -/* Return the relative path against REDO_ROOT of target */ +/* Return the relative path against REDO_ROOT of target. */ static char *get_relpath(const char *target) { assert(getenv(redo_root)); assert(target); @@ -274,7 +275,7 @@ static char *get_relpath(const char *target) { return relpath; } -/* Return the dependency file path of target */ +/* Return the dependency file path of target. */ static char *get_dep_path(const char *target) { assert(target); assert(getenv(redo_root)); @@ -289,7 +290,7 @@ static char *get_dep_path(const char *target) { return dep_path; } -/* Add the dependency target, with the identifier indent */ +/* Add the dependency target, with the identifier indent. */ void add_dep(const char *target, int indent) { assert(target); assert(getenv(redo_parent_target)); @@ -327,7 +328,7 @@ void add_dep(const char *target, int indent) { free(reltarget); } -/* Hash target, storing the result in hash */ +/* Hash target, storing the result in hash. */ static void hash_file(const char *target, unsigned char (*hash)[HASHSIZE]) { FILE *in = fopen(target, "rb"); if (!in) @@ -345,7 +346,7 @@ static void hash_file(const char *target, unsigned char (*hash)[HASHSIZE]) { fatal(ERRM_FCLOSE, target); } -/* Calculate and store the hash of target in the right dependency file */ +/* Calculate and store the hash of target in the right dependency file. */ static void write_dep_hash(const char *target) { unsigned char hash[SHA_DIGEST_LENGTH]; unsigned magic = atoi(getenv(redo_magic)); @@ -368,6 +369,8 @@ static void write_dep_hash(const char *target) { free(dep_path); } +/* Parse the dependency information from the dependency record and check if + those are up-to-date. */ static bool dependencies_changed(char buf[], size_t read) { char *ptr = buf; for (size_t i = 0; i < read; ++i) { @@ -390,6 +393,7 @@ static bool dependencies_changed(char buf[], size_t read) { return false; } +/* Checks if a target should be rebuild, given it's identifier. */ bool has_changed(const char *target, int ident, bool is_sub_dependency) { switch(ident) { case 'a': return true; @@ -13,6 +13,7 @@ #include "dbg.h" +/* Returns the amount of digits a number n has in decimal. */ static inline int digits(unsigned n) { return (int) log10(n) + 1; } |